3155420543 has 8 divisors (see below), whose sum is σ = 3493655040. Its totient is φ = 2825749080.

The previous prime is 3155420533. The next prime is 3155420551. The reversal of 3155420543 is 3450245513.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3155420543 - 2⁸ = 3155420287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3155420533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2139983 + ... + 2141456.

It is an arithmetic number, because the mean of its divisors is an integer number (436706880).

Almost surely, 2^3155420543 is an apocalyptic number.

3155420543 is a deficient number, since it is larger than the sum of its proper divisors (338234497).

3155420543 is a wasteful number, since it uses less digits than its factorization.

3155420543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4281517.

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 3155420543 is about 56173.1300801371. The cubic root of 3155420543 is about 1466.7375692365.

The spelling of 3155420543 in words is "three billion, one hundred fifty-five million, four hundred twenty thousand, five hundred forty-three".